diff --git a/src/mpu9150/mpu60x0.hpp b/src/mpu9150/mpu60x0.hpp
index 11dcf17d..02f3195e 100644
--- a/src/mpu9150/mpu60x0.hpp
+++ b/src/mpu9150/mpu60x0.hpp
@@ -661,8 +661,8 @@ namespace upm {
     /**
      * MPU60X0 Destructor
      */
-    ~MPU60X0();
-    
+    virtual ~MPU60X0();
+
     /**
      * set up initial values and start operation
      *
diff --git a/src/mpu9150/mpu9150.hpp b/src/mpu9150/mpu9150.hpp
index b49f6fd3..b85e5d6f 100644
--- a/src/mpu9150/mpu9150.hpp
+++ b/src/mpu9150/mpu9150.hpp
@@ -75,7 +75,7 @@ namespace upm {
     /**
      * MPU9150 destructor
      */
-    ~MPU9150 ();
+    virtual ~MPU9150 ();
 
     /**
      * Set up initial values and start operation
diff --git a/src/my9221/grovecircularled.hpp b/src/my9221/grovecircularled.hpp
index 0ec7de3c..6ac03a79 100644
--- a/src/my9221/grovecircularled.hpp
+++ b/src/my9221/grovecircularled.hpp
@@ -72,7 +72,7 @@ namespace upm {
     /**
      * GroveCircularLED destructor
      */
-    ~GroveCircularLED();
+    virtual ~GroveCircularLED();
 
     /**
      * Sets the spinner (turns off all LEDs but selected one)
diff --git a/src/my9221/groveledbar.hpp b/src/my9221/groveledbar.hpp
index 3dbf452b..96533e17 100644
--- a/src/my9221/groveledbar.hpp
+++ b/src/my9221/groveledbar.hpp
@@ -78,7 +78,7 @@ namespace upm {
     /**
      * GroveLEDBar destructor
      */
-    ~GroveLEDBar();
+    virtual ~GroveLEDBar();
 
     /**
      * Sets the bar level
diff --git a/src/my9221/my9221.hpp b/src/my9221/my9221.hpp
index 5eebb392..f70d9f61 100644
--- a/src/my9221/my9221.hpp
+++ b/src/my9221/my9221.hpp
@@ -63,7 +63,7 @@ namespace upm {
     /**
      * MY9221 destructor
      */
-    ~MY9221();
+    virtual ~MY9221();
 
     /**
      * Enable or disable auto refresh.  When auto refresh is enabled,